[FFmpeg-trac] #7316(undetermined:new): Windows named pipe output prompts to overwrite

FFmpeg trac at avcodec.org
Mon Jul 16 11:33:09 EEST 2018


#7316: Windows named pipe output prompts to overwrite
-------------------------------------+-------------------------------------
             Reporter:  Thw0rted     |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  unspecified  |  undetermined
             Keywords:  win32        |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by Thw0rted):

 OK, I grabbed the nightly build from [https://ffmpeg.zeranoe.com/builds/
 here], below is the uncut console output -- until the prompt is answered,
 which does result in the output being piped successfully.

 {{{
 > ffmpeg.exe -i "sample.ts" -map 0:1 -codec copy -f data "\\.\pipe\klvin"
 ffmpeg version N-91473-gc5329d64b1 Copyright (c) 2000-2018 the FFmpeg
 developers
   built with gcc 7.3.1 (GCC) 20180710
   configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
 bzlib --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass
 --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-
 libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
 --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr
 --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack
 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2
 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-
 libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa
 --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx
 --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-
 nvenc --enable-nvdec --enable-dxva2 --enable-avisynth
   libavutil      56. 18.102 / 56. 18.102
   libavcodec     58. 21.105 / 58. 21.105
   libavformat    58. 17.101 / 58. 17.101
   libavdevice    58.  4.101 / 58.  4.101
   libavfilter     7. 25.100 /  7. 25.100
   libswscale      5.  2.100 /  5.  2.100
   libswresample   3.  2.100 /  3.  2.100
   libpostproc    55.  2.100 / 55.  2.100
 [mpegts @ 0000024c14d3a200] start time for stream 1 is not set in
 estimate_timings_from_pts
 Input #0, mpegts, from 'sample.ts':
   Duration: 00:03:14.88, start: 10.000000, bitrate: 4187 kb/s
   Program 1
     Stream #0:0[0x1e1]: Video: h264 (Main) ([27][0][0][0] / 0x001B),
 yuv420p(progressive), 1280x720, 60 fps, 60 tbr, 90k tbn, 180k tbc
     Stream #0:1[0x1f1]: Data: klv (KLVA / 0x41564C4B)
 File '\\.\pipe\klvin' already exists. Overwrite ? [y/N]
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/7316#comment:2>
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